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Radiation Therapy Exam Questions and Answers With Verified Solutions 2025/2026. Exam Revision Questions And Correct Answers | Graded A+ | 2025/2026|

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Radiation Therapy Exam Questions and Answers With Verified Solutions 2025/2026. Exam Revision Questions And Correct Answers | Graded A+ | 2025/2026|

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Radiation Therapy Exam Questions and Answers With Verified Solutions 2025


_______ _% of cancer pt's receive rad. Therapy. - ✔✔70 - 75



What is the purpose of rad therapy? - ✔✔Treat cancerous cells w/ radiation.



What is Erythema? - ✔✔skin reddening



What is the term for hair loss? - ✔✔Epilation



What is protracted radiation? - ✔✔radiation dose given all at once



What is Fractionated radiation? - ✔✔Small amounts of radiation over long period of time.



1st Reported Successful Rad therapy Treatment was performed by? - ✔✔Clarence E. Skinner



Why are High energy x-rays used vs alpha particles in rad therapy? - ✔✔Alpha particles are not strong
enough, skin takes the hit.

High energy x-rays can penetrate through skin to tumor spot.



Law of Bergonie' & Tribondeau states - ✔✔Stem cells are radiosensitive.

The higher the metabolic rate, the more radiosensitive the cells are.

As proliferation rate increases, so does the radiosensitivity



What is "target" theory? - ✔✔DNA molecule is primary target of ionizing radiation



What is a carcinogen? - ✔✔chemical inducing cancer

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